Home / 62,721.38-86,555.46-35,496.97

Finding the Fourth Proportional to 62,721.38, 86,555.46 and 35,496.97

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Solution

The fourth proportional to 62,721.38, 86,555.46 and 35,496.97 is: 48,985.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,721.38 : 86,555.46 = 35,496.97 : x
  2. Step 2: Convert to fraction form
    62,721.38/86,555.46 = 35,496.97/x
  3. Step 3: Cross multiply
    62,721.38x = 86,555.46 × 35,496.97
  4. Step 4: Simplify right side
    62,721.38x = 3,072,456,134.18
  5. Step 5: Solve for x
    x = 3,072,456,134.18/62,721.38
  6. Step 6: Final answer
    x = 48,985.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.